As part of implementing the new unified themes across the network, we're gradually rolling out updated site themes for each site. As of today, we have enabled your updated site theme for testing.
If ...

In an answer to another question discussing possibilities how to decrease the number of off-topic questions1 it was mentioned that: Perhaps we should force a person to read the rules before posting ...

It seems that some of the users are not too happy with the new design and prefer the old look.
I will admit that I have not much experience with this stuff, but from I've read on various meta sites ...

MathOverflow isn't some experiment in website design.
I knew where everything was and what colour it was meant to be.
The tabs are now small and harder to click on. The colours are different shades ...